King, Memory Foam, Firm, 8 to 10 in
Firm Mattresses
49 firm mattresses from BedStory, Serta, Sleep On Latex and more. Most cost $149 to $3,799, and half cost less than $423.
+King size fits two sleepers or a larger frame
+Memory foam conforms to the body
+CertiPUR-US certified foam
−Firm feel may feel hard for side sleepers
No price recorded yet.
Product details
2 Firm King Mattress 10 Inch: Memory Foam for Back Pain Relief, Zoned Extra Support for Deep Sleep, Washable CoolingNo price recorded yet.View on Amazon
Pros
+King size fits two sleepers or a larger frame
+Memory foam conforms to the body
+CertiPUR-US certified foam
+Firm feel for firm support
+8 to 10 inch thickness
Cons−Firm feel may feel hard for side sleepers
How pros and cons are picked (About: Disclaimer)About this product
King, Hybrid, Firm, 13 in and up
+King size offers extra sleeping width for couples
+Hybrid construction combines foam and pocket springs
+Shipped boxed for easy home delivery
−King size requires a larger bedroom footprint
No price recorded yet.
Product details
BedStory Firm King Mattress 14 Inch, Hybrid King Size Mattress in a Box, Back Pain Relief, Luxury Pocket SpringNo price recorded yet.View on Amazon
Pros
+King size offers extra sleeping width for couples
+Hybrid construction combines foam and pocket springs
+Shipped boxed for easy home delivery
+Thickness of 13 inches or more adds substantial depth
+Firm feel for sleepers who want a firm surface
Cons−King size requires a larger bedroom footprint
Compared with the 49 mattresses on this page−Cooling not listed: 26 of the 49 here list one
How pros and cons are picked (About: Disclaimer)About this product
Queen, Hybrid, Firm, 8 to 10 in
+Queen size fits standard queen bed frames
+Hybrid construction combines foam and coil support
+CertiPUR-US certified foam
−Thinner 8 to 10 inch profile than many hybrid mattresses
No price recorded yet.
Product details
Queen Mattresses, 8 Inch Queen Size Mattresses, Queen Mattress with CertiPUR-US Certified, Firm Mattress withNo price recorded yet.View on Amazon
Pros
+Queen size fits standard queen bed frames
+Hybrid construction combines foam and coil support
+CertiPUR-US certified foam
+Firm feel suits sleepers who want firm support
Cons−Thinner 8 to 10 inch profile than many hybrid mattresses
Compared with the 49 mattresses on this page−Cooling not listed: 26 of the 49 here list one
How pros and cons are picked (About: Disclaimer)About this product
Queen, Hybrid, Firm, 13 in and up
+Queen size fits standard queen bed frames
+Firm feel for a supportive sleep surface
+Hybrid construction combines foam and springs
No price recorded yet.
Product details
Firm Queen Size Mattress 14 Inch, 365-Night Trial, 10 Year Warranty | Premium Pocket Spring Hybrid Mattress in a Box,No price recorded yet.View on Amazon
Pros
+Queen size fits standard queen bed frames
+Firm feel for a supportive sleep surface
+Hybrid construction combines foam and springs
+Shipped boxed for easy home delivery
+Thick 14-inch profile
Compared with the 49 mattresses on this page−Cooling not listed: 26 of the 49 here list one
How pros and cons are picked (About: Disclaimer)About this product
Twin, Latex, Firm
+Organic latex construction for a natural material base
+Firm support suits sleepers who want a firmer surface
+Twin size fits single beds and small rooms
No price recorded yet.
Product details
Pros
+Organic latex construction for a natural material base
+Firm support suits sleepers who want a firmer surface
+Twin size fits single beds and small rooms
Compared with the 49 mattresses on this page−Cooling not listed: 26 of the 49 here list one
How pros and cons are picked (About: Disclaimer)About this product
California King, Firm
+California king size offers extra length for tall sleepers
+Firm feel suits sleepers who prefer solid support
+Organic foam construction
$4,999.00
as of 11/04/2026 18:40 PST - DetailsProduct details
Essentia Tatami Organic Mattress (Cal King) - Luxury Firm, GOTS/GOLS Certified, Organic Foam, Allergy Friendly and
$4,999.00as of 11/04/2026 18:40 PST - Details
View on AmazonPros
+California king size offers extra length for tall sleepers
+Firm feel suits sleepers who prefer solid support
+Organic foam construction
+GOTS and GOLS certified materials
+Allergy friendly design
Compared with the 49 mattresses on this page−Cooling not listed: 26 of the 49 here list one
How pros and cons are picked (About: Disclaimer)About this product
Firm
+Firm feel suits those who prefer a supportive surface
+Orthopedic design listed for back support
+Suits both single and double bed sizes
$3,204.99
as of 11/04/2026 00:34 PST - DetailsProduct details
Orthopedic Spring Mattress with Feather Pad - Comfortable Sleep Experience for Single and Double Beds - Medium Firmness
$3,204.99as of 11/04/2026 00:34 PST - Details
View on AmazonPros
+Firm feel suits those who prefer a supportive surface
+Orthopedic design listed for back support
+Suits both single and double bed sizes
Compared with the 49 mattresses on this page−Cooling not listed: 26 of the 49 here list one
How pros and cons are picked (About: Disclaimer)About this product
Firm
+Orthopedic spring construction for ergonomic support
+Designed for single and double beds
+Firm feel for a supportive sleep surface
$3,494.99
as of 11/04/2026 03:42 PST - DetailsProduct details
SODEF Excellence Orthopedic Spring Mattress for Single & Double Beds Medium Firmness, Ergonomic Support, Durable
$3,494.99as of 11/04/2026 03:42 PST - Details
View on AmazonPros
+Orthopedic spring construction for ergonomic support
+Designed for single and double beds
+Firm feel for a supportive sleep surface
Compared with the 49 mattresses on this page−Cooling not listed: 26 of the 49 here list one
How pros and cons are picked (About: Disclaimer)About this product
Firm
+Double bed sizes for a roomy sleep surface
+Orthopedic spring construction for ergonomic support
+Feather topping for a softer top layer
$3,759.99
as of 11/04/2026 03:42 PST - DetailsProduct details
SODEF Orthopedic Spring Mattress with Feather Topping, Double Bed Sizes, Medium Firmness, Ergonomic Support, to,
$3,759.99as of 11/04/2026 03:42 PST - Details
View on AmazonPros
+Double bed sizes for a roomy sleep surface
+Orthopedic spring construction for ergonomic support
+Feather topping for a softer top layer
+Firm feel for a supportive sleep surface
Compared with the 49 mattresses on this page−Cooling not listed: 26 of the 49 here list one
How pros and cons are picked (About: Disclaimer)About this product
King, Hybrid, Firm, 8 to 10 in
+Firm feel for sleepers who want firm support
+Hybrid build combines springs with memory foam
+Boxed for delivery to a doorway
No price recorded yet.
Product details
2 King Mattress, 10 Inch Memory Foam Firm King Size Mattress with Hybrid King Bed Mattress in a Box Pressure Relief &No price recorded yet.View on Amazon
Pros
+Firm feel for sleepers who want firm support
+Hybrid build combines springs with memory foam
+Boxed for delivery to a doorway
+King size for couples or more sleeping space
Compared with the 49 mattresses on this page−Cooling not listed: 26 of the 49 here list one
How pros and cons are picked (About: Disclaimer)About this product
Queen, Hybrid, Firm, 11 to 12 in
+Queen size fits standard queen bed frames
+CertiPUR-US certified foam
+High-density memory foam layer
No price recorded yet.
Product details
Firm Queen Mattress 12 Inch, Hybrid Mattress Queen for Back Pain Relief, High-Density Memory Foam & Supportive PocketedNo price recorded yet.View on Amazon
Pros
+Queen size fits standard queen bed frames
+CertiPUR-US certified foam
+High-density memory foam layer
+Cooling features listed for a cooler sleep
+Hybrid construction combines foam and springs
How pros and cons are picked (About: Disclaimer)About this product
Short Queen, Memory Foam, Firm, Under 8 in
$189.21
as of 11/04/2026 09:36 PST - DetailsProduct details
Zinus 6 Inch Green Tea Cooling Memory Foam Mattress [New Version], Short Queen, Fiberglass Free, Medium Firmness,
$189.21as of 11/04/2026 09:36 PST - Details
View on AmazonAbout this product
Twin, Memory Foam, Firm, Under 8 in
$119.99
as of 11/04/2026 00:03 PST - DetailsProduct details
Lucid 5 Inch Gel Memory Foam Mattress, Firm, Fiberglass Free, Twin Size | Firm Feel, 5 In Profile, Bamboo Charcoal and
$119.99as of 11/04/2026 00:03 PST - Details
View on AmazonAbout this product
Queen, Hybrid, Firm, 11 to 12 in
−Cooling not listed: 26 of the 49 here list one
$329.99
as of 11/04/2026 07:38 PST - DetailsProduct details
VISCOFLEX Firm Queen Mattress 12 Inch Hybrid Queen Size Mattresses in a Box Comfort & Back Pain Relief -Zone Support
$329.99as of 11/04/2026 07:38 PST - Details
View on AmazonCompared with the 49 mattresses on this pageCons
−Cooling not listed: 26 of the 49 here list one
How pros and cons are picked (About: Disclaimer)About this product
Twin, Memory Foam, Firm, Under 8 in
−Cooling not listed: 26 of the 49 here list one
$119.99
as of 11/04/2026 00:00 PST - DetailsProduct details
Linenspa 5 Inch Gel Memory Foam Mattress, Firm, Bed in a Box, Twin Size | Firm Feel, 5 In Profile, 1 In Gel Memory Foam
$119.99as of 11/04/2026 00:00 PST - Details
View on AmazonCompared with the 49 mattresses on this pageCons
−Cooling not listed: 26 of the 49 here list one
How pros and cons are picked (About: Disclaimer)About this product
California King, Hybrid, Firm, 13 in and up
−Cooling not listed: 26 of the 49 here list one
$499.99
as of 11/04/2026 12:41 PST - DetailsProduct details
BedStory Firm California King Size Mattress, 14 Inch 7-Zone Deep Sleep Hybrid Mattresses for Pain Pressure Relief,
$499.99as of 11/04/2026 12:41 PST - Details
View on AmazonCompared with the 49 mattresses on this pageCons
−Cooling not listed: 26 of the 49 here list one
How pros and cons are picked (About: Disclaimer)About this product
Queen, Hybrid, Firm, 13 in and up
No price recorded yet.
Product details
BedStory Firm Queen 14 Inch Mattress, Deep Sleep Hybrid Queen Cooling Mattresses for Pain and Pressure Relief - FirmNo price recorded yet.View on Amazon
About this product
Full, Firm, 13 in and up
−Cooling not listed: 26 of the 49 here list one
$656.95
as of 11/04/2026 02:37 PST - DetailsProduct details
Serta Perfect Sleeper Ultimate 14.5" Full Mattress - Firm Pillow Top | CertiPUR-US certified, 10 Year Limited Warranty,
$656.95as of 11/04/2026 02:37 PST - Details
View on AmazonCompared with the 49 mattresses on this pageCons
−Cooling not listed: 26 of the 49 here list one
How pros and cons are picked (About: Disclaimer)About this product
Twin, Firm, 11 to 12 in
−Cooling not listed: 26 of the 49 here list one
$425.00
as of 11/04/2026 02:37 PST - DetailsProduct details
Serta Classic Clarks Hill 2.0 Firm 12.5" Twin Mattress | CertiPUR-US certified, 10 Year Limited Warranty, 100-Night
$425.00as of 11/04/2026 02:37 PST - Details
View on AmazonCompared with the 49 mattresses on this pageCons
−Cooling not listed: 26 of the 49 here list one
How pros and cons are picked (About: Disclaimer)About this product
King, Memory Foam, Firm, 13 in and up
$4,099.99
as of 11/04/2026 05:39 PST - DetailsProduct details
Tempur-Pedic LuxeAdapt 13" Pressure-Relieving Memory Foam Mattress with Cooling Cover, Firm Motion Cancelling Memory
$4,099.99as of 11/04/2026 05:39 PST - Details
View on AmazonAbout this product
Queen, Hybrid, Firm, 11 to 12 in
No price recorded yet.
Product details
BedStory Queen Size Mattress Firm, 12 Inch Cooling Hybrid Mattress in a Box | 7-Zone Targeted Support, Spine Alignment,No price recorded yet.View on Amazon
About this product
Compare specs
| mattress | Size | Type | Firmness | Thickness | Spec score | Price |
|---|---|---|---|---|---|---|
| King | Memory Foam | Firm | 8 to 10 in | n/a | No current price | |
| King | Hybrid | Firm | 13 in and up | n/a | No current price | |
| Queen | Hybrid | Firm | 8 to 10 in | n/a | No current price | |
| Queen | Hybrid | Firm | 13 in and up | n/a | No current price | |
| Twin | Latex | Firm | n/a | No current price | ||
| California King | Firm | n/a | $4,999.00 as of 11/04/2026 18:40 PST - Details | |||
| Firm | n/a | $3,204.99 as of 11/04/2026 00:34 PST - Details | ||||
| Firm | n/a | $3,494.99 as of 11/04/2026 03:42 PST - Details | ||||
| Firm | n/a | $3,759.99 as of 11/04/2026 03:42 PST - Details | ||||
| King | Hybrid | Firm | 8 to 10 in | n/a | No current price |
Before you buy
- Mattress Firmness Labels, Explained
- Mattress Types and Thickness, Explained
- Mattress Firm Return Policy and Sleep Trial
- Sam's Club Shipping and Delivery, Explained
- Wayfair Financing and Credit Card, Explained
- Wayfair Rewards Membership, Explained
- IKEA Financing and Credit Cards, Explained
- Mattress Firm Price Match, Explained



















